Location based services

1. A method comprising: determining, by a mobile device, an initial geographic location of the mobile device; determining, by the mobile device, a current geographic location of the mobile device; providing a line for display in a map on the mobile device, the line indicating a route traveled by the mobile device starting from the initial location to the current location; filtering, by the mobile device, information received from a server using a proximity condition, the information being related to a business and a location of the business, the proximity condition specifying that, in order to be displayed, the location of the business be on the route; and providing the filtered information for display along the line.

2. The method of claim 1 , wherein determining the current geographic location and providing the line for display occur while the mobile device moves.

3. The method of claim 1 , comprising providing for display a representation of the businesses in association with the line.

4. The method of claim 1 , wherein the line is rectilinear.

5. A method, comprising: receiving, by a mobile device, a trigger definition from a user, the trigger definition specifying a user activity and an activity time associated with the user activity; determining a current geographic location of the mobile device; obtaining, from a server, location-based information based on the determined current geographic location and the trigger definition, the location-based information comprising information corresponding to one or more businesses located in a vicinity of the determined current geographic location, the one or more businesses including a business offering a venue for the user to perform the user activity; determining that a trigger event has occurred when a clock of the mobile device reaches the activity time; and in response to determining that the trigger event has occurred, providing the location-based information for display on the mobile device.

6. The method of claim 5 , wherein the venue is a restaurant, and the triggering event is a clock of the mobile device reaching a time associated with a meal.

7. The method of claim 6 , wherein the location-based information includes a location of the restaurant.

8. The method of claim 7 , wherein the location of the restaurant is displayed in association with another business when the user is waiting at the other business.

9. A system comprising: one or more processors; and a non-transitory computer-readable medium storing computer program instructions operable to cause the one or more processors to perform operations comprising: determining, by a mobile device, an initial geographic location of the mobile device; determining, by the mobile device, a current geographic location of the mobile device; providing a line for display in a map on the mobile device, the line indicating a route traveled by the mobile device starting from the initial location to the current location; filtering, by the mobile device, information received from a server using a proximity condition, the information being related to a business and a location of the business, the proximity condition specifying that, in order to be displayed, the location of the business be on the route; and providing the filtered information for display along the line.

10. The system of claim 9 , wherein determining the current geographic location and providing the line for display occur while the mobile device moves.

11. The system of claim 9 , the operations comprising providing for display a representation of the businesses in association with the line.

12. The system of claim 9 , wherein the line is rectilinear.

13. A system comprising: one or more processors; a non-transitory computer-readable medium storing computer program instructions operable to cause the one or more processors to perform operations comprising: receiving, by a mobile device, a trigger definition from a user, the trigger definition specifying a user activity and an activity time associated with the user activity; determining a current geographic location of the mobile device; obtaining, from a server, location-based information based on the determined current geographic location and the trigger definition, the location-based information comprising information corresponding to one or more businesses located in a vicinity of the determined current geographic location, the one or more businesses including a business offering a venue for the user to perform the user activity; determining that a trigger event has occurred when a clock of the mobile device reaches the activity time; and in response to determining that the trigger event has occurred, providing the location-based information for display on the mobile device.

14. The system of claim 13 , wherein the venue is a restaurant, and the triggering event is a clock of the mobile device reaching a time associated with a meal.

15. The system of claim 14 , wherein the location-based information includes a location of the restaurant.

16. The system of claim 15 , wherein the location of the restaurant is displayed in association with another business when the user is waiting at the other business.

17. A non-transitory computer-readable medium storing computer program instructions operable to cause one or more processors to perform operations comprising: determining, by a mobile device, an initial geographic location of the mobile device; determining, by the mobile device, a current geographic location of the mobile device; providing a line for display in a map on the mobile device, the line indicating a route traveled by the mobile device starting from the initial location to the current location; filtering, by the mobile device, information received from a server using a proximity condition, the information being related to a business and a location of the business, the proximity condition specifying that, in order to be displayed, the location of the business be on the route; and providing the filtered information for display along the line.

18. The non-transitory computer-readable medium of claim 17 , wherein determining the current geographic location and providing the line for display occur while the mobile device moves.

19. The non-transitory computer-readable medium of claim 17 , the operations comprising providing for display a representation of the businesses in association with the line.

20. The non-transitory computer-readable medium of claim 17 , wherein the line is rectilinear.

21. A non-transitory computer-readable medium storing computer program instructions operable to cause one or more processors to perform operations comprising: receiving, by a mobile device, a trigger definition from a user, the trigger definition specifying a user activity and an activity time associated with the user activity; determining a current geographic location of the mobile device; obtaining, from a server, location-based information based on the determined current geographic location and the trigger definition, the location-based information comprising information corresponding to one or more businesses located in a vicinity of the determined current geographic location, the one or more businesses including a business offering a venue for the user to perform the user activity; determining that a trigger event has occurred when a clock of the mobile device reaches the activity time; and in response to determining that the trigger event has occurred, providing the location-based information for display on the mobile device.

22. The non-transitory computer-readable medium of claim 21 , wherein the venue is a restaurant, and the triggering event is a clock of the mobile device reaching a time associated with a meal.

23. The non-transitory computer-readable medium of claim 22 , wherein the location-based information includes a location of the restaurant.

24. The non-transitory computer-readable medium of claim 23 , wherein the location of the restaurant is displayed in association with another business when the user is waiting at the other business.